CN1033791C - Method for making constant-velocity joint outer wheel rough blank - Google Patents
Method for making constant-velocity joint outer wheel rough blank Download PDFInfo
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- CN1033791C CN1033791C CN92110737A CN92110737A CN1033791C CN 1033791 C CN1033791 C CN 1033791C CN 92110737 A CN92110737 A CN 92110737A CN 92110737 A CN92110737 A CN 92110737A CN 1033791 C CN1033791 C CN 1033791C
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- foreign steamer
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- outer wheel
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Abstract
The present invention relates to a manufacturing method for a constant-velocity joint (TJ) outer wheel rough blank. Steel rods are punched and cut in order to obtain baiting; then, the baiting is placed on punching machinery to form an ingot blank after being punched in order to obtain a primary (TJ) outer wheel rough blank slightly presenting the (TJ) outer wheel shape. Then, a cold-forging type machine-shaping die is utilized to apply precise cold-forging shaping on the primary (TJ) outer wheel rough blank in order to obtain a secondary (TJ) outer wheel rough blank similar to the (TJ) outer wheel shape. Finally, a machine-shaping die is utilized to apply precise shaping on the secondary (TJ) outer wheel rough blank. Thereby, the constant-velocity joint (TJ) outer wheel rough blank is obtained.
Description
The present invention relates to a kind of (TJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint, it can make (TJ) foreign steamer processing and fabricating quick, so that shorten greatly process time, and has value on the industry.
General automobile advances or retreats, be to drive the wheel rotation by power transmission shaft just can reach, and power transmission shaft can drive the wheel rotation, then by being connected the foreign steamer of CV joint between power transmission shaft and the wheel, the foreign steamer of general CV joint that automobile uses has (BJ) foreign steamer and (TJ) foreign steamer, or (BJ) foreign steamer and (DOJ) foreign steamer, and the problem that relates to (TJ) foreign steamer manufacture method that the present invention will inquire into, as shown in Figure 1, it is (TJ) foreign steamer manufacturing flow chart in the past, it mainly is through the die-cut rod iron of punch press (1), with the base material (2) of obtaining preliminary dimension, and base material (2) is heated to 1050 ℃, and { heating is the material crystalline structure of base material (2) to be formed change, and be easy to machining deformation, this is identical with general hot-working principle }, handle with " the secondary difference extrudes machine-shaping ", and make base material (2) one ends form stair-stepping power transmission shaft (28), then, again to forge roughing " mode; base material (2) other end is forged thick; to form (TJ) the foreign steamer crude green body first time (3) of rough (TJ) foreign steamer; then; again in the mode of " extrusion forming "; to (TJ) foreign steamer crude green body (3) top processing for the first time, so that forming section, its indent is three petal pod seats (48), and approximate (TJ) foreign steamer of acquisition (TJ) foreign steamer crude green body (4) second time, at last, again (TJ) foreign steamer crude green body second time (4) is carried out " forging and pressing processing " again, just can obtain truck drive shaft CV joint (TJ) foreign steamer crude green body (5).
Above-mentioned manufacture method, though can be made into (TJ) foreign steamer crude green body of truck drive shaft CV joint,, in actual manufacture process, still have following shortcoming:
One, it must die-cutly get that base material, secondary difference extrude machine-shaping, forge roughing through punch press, extrusion forming, forging and pressing processing, just finish the making of (TJ) foreign steamer crude green body, so, its whole manufacturing process step is many, and cause the problem that increases process time, and therefore improve the shortcoming of its manufacturing cost.
They are two years old, it need be heated to 1050 ℃, just can make and extrude machine-shaping, forge roughing and carry out smoothly, and people all knows, when machine-shaping, be to be in the condition of high temperature, so (TJ) foreign steamer crude green body (3) surface very easily combines oxidation with airborne oxygen for the first time, and cause (TJ) the foreign steamer crude green body first time (3) surface that is obtained to be formed with the oxidation and decarbonization layer, and make its surface more coarse, so the quality of its finished product is more coarse.
They are three years old, in the face of wage raises up now, manually difficulty is asked and is unfavorable under the manufacturing problem, manufacture process is various to cause time-consuming shortcoming of taking a lot of work, can't make manufacturing industry with under the less manpower again obviously, and make more output, so they again can't be under limited personnel and improve output and operating efficiency.
Main purpose of the present invention is (TJ) foreign steamer crude green body manufacture method that is to provide a kind of truck drive shaft CV joint, be by in its whole process, all process at one time mode to be processed into pattern, and significantly reduce its process time, so that it under limited personnel, can obtain maximum output and operating efficiency.
Secondary objective of the present invention is to provide a kind of (TJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint, in the forging and pressing process, the characteristic that is easy to machining deformation of possessing hot-forging forming, can avoid being in the generation of oxide layer that the condition of high temperature causes again, so that product surface is more careful, smooth.
Based on above-mentioned purpose, (BJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint of the present invention, it comprises following treatment step:
Step 1: the die-cut rod iron of elder generation, to obtain the blanking of preliminary dimension.
Step 2: blanking is heated, then, be seated in again on the press, form the heavy stone used as an anchor base through punch process.
Step 3: that utilizes the warm forging formula is processed into pattern to the forging and pressing of heavy stone used as an anchor base, is (TJ) the foreign steamer crude green body first time of (TJ) foreign steamer shape to obtain slightly.
Step 4: use the pattern that is processed into of cold forging formula, (TJ) foreign steamer crude green body is for the first time imposed accurate cold forging machine-shaping, (TJ) the foreign steamer crude green body second time of approximate to obtain (TJ) foreign steamer shape.
Step 5: re-use and be processed into pattern, (TJ) foreign steamer crude green body is for the second time imposed accurate typing processing, can obtain (TJ) foreign steamer crude green body of a complete truck drive shaft CV joint.
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is (TJ) foreign steamer crude green body manufacturing process schematic diagram in the past.
Fig. 2 is preferred embodiment of the present invention (TJ) foreign steamer crude green body manufacturing process calcspar.
Fig. 3 is preferred embodiment of the present invention (TJ) foreign steamer crude green body manufacturing process schematic diagram.
Fig. 4 be preferred embodiment of the present invention be processed into the pattern schematic flow sheet.
Fig. 5 is another preferred embodiment of the present invention (DOJ) foreign steamer crude green body manufacturing process schematic diagram.
Fig. 6 be another preferred embodiment of the present invention be processed into the pattern schematic flow sheet.
See also shown in Fig. 2,3 and 4, (TJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint of the present invention, it comprises following processing treatment step:
Step 1: at first, the blanking (20) of middle bed die-cut rod iron (10) { rod iron (10) is the medium carbon steel material } to obtain preliminary dimension.
Step 2: blanking (20) is heated to proper temperature { present embodiment is 850 ℃ }, then, be seated in press (not showing on the figure) again, form heavy stone used as an anchor base (30) through punch process.
Step 3: heavy stone used as an anchor base (30) inserted be processed in the pattern (40),, can obtain slightly to be (TJ) the foreign steamer crude green body first time (50) of (TJ) foreign steamer shape so that heavy stone used as an anchor base (30) is carried out warm forging machine-shaping.
Step 4: (TJ) foreign steamer crude green body (50) is inserted and is processed in the pattern (60) for the first time, so that (TJ) foreign steamer crude green body first time (50) is carried out accurate cold forging machine-shaping, just can obtain to be similar to (TJ) the foreign steamer crude green body second time (70) of (TJ) foreign steamer shape.
Step 5: after above-mentioned processing is finished dealing with, (BJ) foreign steamer crude green body second time (70) is inserted be processed in the pattern (80) again, and bestow accurate typing processing, (TJ) foreign steamer crude green body (90) of the truck drive shaft CV joint that just can complete.
By above-mentioned processing treatment step, as long as blanking (20) punching press is formed heavy stone used as an anchor base (30), again through being processed into pattern (40) (60) (70) moulding, can make (TJ) foreign steamer crude green body (90) of truck drive shaft CV joint, and machine in step 3, and will carry out again before the step 4 processing processing, earlier (TJ) foreign steamer crude green body first time (50) is done spheroidising and surface lubrication processing, and make the reduction of its metallic crystal and have grain refinement, and improve its pliability, be beneficial to machine-shaping, and surface lubrication is handled, then be to make first (TJ) foreign steamer crude green body (50) surface have lubrication, and in being processed into pattern, during machining deformation, can reduce and the die cavity wearing and tearing of being processed into pattern the service life of being processed into pattern with increase, and can make the surface after the machine-shaping more careful, smooth, and improve its product quality.Advantage narration as back that the present invention had:
1. in the whole work flow of the present invention, be to process with the various patterns (40) (60) (80) that are processed into, and being processed into pattern (40) (60) (80) is that time processing gets final product, so, can shorten greatly the process time that the present invention spent, and it is made fast, and improve output and operating efficiency greatly, and cause its manufacturing cost to reduce again.
2. the present invention will obtain (TJ) foreign steamer crude green body second time (70) before, earlier (TJ) foreign steamer crude green body first time (50) is done spheroidising and surface lubrication processing, so that the metallic crystal of (TJ) foreign steamer crude green body (50) reduction for the first time, and cause its material refinement, pliability improves, process yielding but be difficult for the characteristic of breaking, and with the Cold Forging moulding, can avoid contacting and form oxide layer with airborne oxygen, so, after the machine-shaping, the surface of (TJ) foreign steamer crude green body (70) is more careful for the second time, smooth, therefore, again after attrition process slightly, promptly can be made into have superior in quality, ganoid product.
3. be to be processed into the making that pattern (40) (60) (80) is finished (TJ) foreign steamer crude green body (90) continuously based on the present invention with various, so, the present invention can will be processed into pattern (40) (60) (80), arrange in the production line mode, except can reducing handling time, the quick advantage of processing, main function with " large-scale industrial production " makes manufacturing industry under limited manpower, and performance maximum production and operating efficiency.
And what deserves to be mentioned is at this, the manufacture method of (TJ) of the present invention foreign steamer crude green body also can be applicable to (DOJ) foreign steamer crude green body, because the manufacturing process of (DOJ) foreign steamer crude green body in the past, (TJ) foreign steamer crude green body manufacturing process was identical with in the past, be not both and be both appearance and modelings, see also Fig. 5, shown in 6, be (DOJ) foreign steamer crude green body (100) manufacturing process be processed into the pattern schematic flow sheet, (DOJ) manufacture method of foreign steamer crude green body, the same with (TJ) foreign steamer crude green body manufacture method, it is inequality only to be processed into pattern, so the step of manufacturing of (TJ) of the present invention foreign steamer crude green body can be used on (DOJ) foreign steamer crude green body, as long as pattern is processed in change, and its effect that can reach is also the same with (TJ) foreign steamer crude green body.
In sum, (TJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint of the present invention, its manufacture method has really broken through traditional manufacture method, the present invention has simplification of procedure of processing, process time is less and the effect of low cost of manufacture and make.
Claims (2)
1. (TJ) foreign steamer crude green body manufacture method of a truck drive shaft CV joint comprises following treatment step:
Step 1: the subpunch carbon steel rod iron that hits, to obtain the blanking of preliminary dimension;
Step 2: blanking is heated, then, be seated in again on the press, form the heavy stone used as an anchor base through punch process; It is characterized in that, further comprising the steps of:
Step 3: that utilizes the warm forging formula is processed into pattern to the forging and pressing of heavy stone used as an anchor base, is (TJ) the foreign steamer crude green body first time of (TJ) foreign steamer shape to obtain slightly;
Step 4: use the pattern that is processed into of cold forging formula, (TJ) foreign steamer crude green body is for the first time imposed accurate cold forging machine-shaping, (TJ) the foreign steamer crude green body second time of approximate to obtain (TJ) foreign steamer shape;
Step 5: re-use and be processed into pattern, (TJ) foreign steamer crude green body is for the second time imposed accurate typing processing, can obtain (TJ) foreign steamer crude green body of complete truck drive shaft CV joint.
2. (TJ) foreign steamer crude green body manufacture method of truck drive shaft CV joint as claimed in claim 1, it is characterized in that: after (TJ) foreign steamer crude green body machine-shaping for the first time, can be earlier (TJ) foreign steamer crude green body be for the first time done spheroidising and surface lubrication processing, make its metallic crystal reduction and have grain refinement, and improve its pliability, and be beneficial to machine-shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92110737A CN1033791C (en) | 1992-09-19 | 1992-09-19 | Method for making constant-velocity joint outer wheel rough blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92110737A CN1033791C (en) | 1992-09-19 | 1992-09-19 | Method for making constant-velocity joint outer wheel rough blank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1084438A CN1084438A (en) | 1994-03-30 |
| CN1033791C true CN1033791C (en) | 1997-01-15 |
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ID=4944958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92110737A Expired - Fee Related CN1033791C (en) | 1992-09-19 | 1992-09-19 | Method for making constant-velocity joint outer wheel rough blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1033791C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101804546A (en) * | 2010-03-22 | 2010-08-18 | 重庆创精温锻成型有限公司 | Method for manufacturing shifting gear of vehicle gear box |
| CN102814440A (en) * | 2012-08-02 | 2012-12-12 | 盐城理研精密锻造有限公司 | Forging method of cylindrical slide sleeve and reverse extrusion mould |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4319015B2 (en) * | 2003-11-27 | 2009-08-26 | 本田技研工業株式会社 | Manufacturing method of outer ring member for constant velocity joint |
| CN101332489B (en) * | 2008-08-01 | 2010-06-16 | 上海东芙冷锻制造有限公司 | Cold-forging precise forming technique of gear sleeve |
| CN102463320A (en) * | 2010-11-11 | 2012-05-23 | 江苏威鹰机械有限公司 | Cold forging precise forming process for mechanical transmission gear shaft |
| CN102744359A (en) * | 2012-06-07 | 2012-10-24 | 安徽铖友汽车零部件制造有限公司 | Cold extrusion forming process of inner cavity of outer ball cage |
| CN102744358A (en) * | 2012-06-07 | 2012-10-24 | 安徽铖友汽车零部件制造有限公司 | Process for forging ball basket streamlines |
| CN103707017B (en) * | 2012-10-01 | 2016-04-20 | 江苏威鹰机械有限公司 | CVT automatic gear-box V-type belt wheel axle finish forge plastic forming technique |
| CN105728488A (en) * | 2016-04-22 | 2016-07-06 | 浙江德福精密驱动制造有限公司 | Mold for producing three-pin shaft fork |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3824699A1 (en) * | 1987-07-22 | 1989-02-02 | Nitto Kohki Co | FORGING METHOD FOR PRODUCING A HOLLOW BODY |
-
1992
- 1992-09-19 CN CN92110737A patent/CN1033791C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3824699A1 (en) * | 1987-07-22 | 1989-02-02 | Nitto Kohki Co | FORGING METHOD FOR PRODUCING A HOLLOW BODY |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101804546A (en) * | 2010-03-22 | 2010-08-18 | 重庆创精温锻成型有限公司 | Method for manufacturing shifting gear of vehicle gear box |
| CN101804546B (en) * | 2010-03-22 | 2011-05-11 | 重庆创精温锻成型有限公司 | Method for manufacturing shifting gear of vehicle gear box |
| CN102814440A (en) * | 2012-08-02 | 2012-12-12 | 盐城理研精密锻造有限公司 | Forging method of cylindrical slide sleeve and reverse extrusion mould |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1084438A (en) | 1994-03-30 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
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